Mashgiach – The person in a jewish school who is responsible for developing one-on-one relationships with students tohelp them become more complete jews. Frequently this means someone who can’t teach a classroom setting.

Menahel – Principal

Mikadesh - Marry

Nivel peh – foul language

Oisverfs – screw ups

Rambam – A Jewish scholar from about 1100s Egypt

Rosh Yeshiva – Dean of the Yeshiva

Shavuos – Jewish holiday that takes place seven weeks after Passover

Shkutzim – Non jews

Shonda – A bad thing

Sholchon Aruch – Jewish book of laws

Shtuppin - Pushing, or in this case screwing

Taka - A word that has no real meaning, other than sometimes meaning you're right and more often indicating that the person saying it needs to think about what he is going to say.

Teshuva – Repentance

T'fillin - Black boxes that male jews over the age of 13 wear while praying. You could call them phalactyries, but no one would know what the hell you were talking about. Yahrzeit – Anniversary of a death